<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>百度一下</title>
</head>
<style>
    .di {
        width: 600px;
        height: 300px;
        background-color: rgba(153, 153, 153, 0.5);
        position: absolute;
        left: 30%;
        top: 30%;
        border-radius: 30px/30px;
    }

    .er {
        margin: 10% 15%;
        padding: 3%;
    }

    [type=text],
    [type=password],
    [value=登录] {
        width: 366px;
        height: 15px;
        padding: 10px 20px;
        border-radius: 10px/10px;

    }

    [type=password] {
        position: relative;
        top: 10px;
    }

    [value=登录] {
        width: 366px;
        height: 48px;
        position: relative;
        top: 25px;
        color: white;
        background-color: rgb(78, 110, 242,0.5);
    }
    [value=登录]:hover{
        background-color: rgb(78, 110, 242, 0.4);
    }

    [href="#"] {
        position: relative;
        text-decoration: none;
        left: 345px;
        top: 20px
    }
    p{
        position: relative;
        top: 19px;
    }
</style>

<body>
    <div class="di">
        <div class="er">
            <div class="san">
                <input type="text" autocomplete="off" value placeholder="账号">

                <input type="password" autocomplete="off" value placeholder="密码">
                <a href="#" >忘记密码?</a>
                <input type="submit" value="登录" disabled="disabled">
                <p><input type="checkbox">阅读并接受 百度用户协议 和 隐私政策</p>
            </div>
            
        </div>
    </div>

</body>

</html>